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Total DNA Extraction and RAPD System Optimization of Fortunella crassifolia
Author(s): ZHANG Hong-zi, HUANG Ru-zhu, WU Zhuo-xi, HUANG Li-feng
Pages: 7-
11
Year: 2009
Issue:
1
Journal: Subtropical Plant Science
Keyword: 金弹; DNA提取; RAPD;
Abstract: 以金弹叶片为材料, 研究其总DNA提取方法及RAPD-PCR条件.结果表明,用改良CTAB法Ⅱ提取的DNA适于RAPD分析;优化的金弹RAPD-PCR体系为:反应体积20 μl,Mg2+ 2.5 mmol/L、dNTP 0.25 mmol/L、引物0.20 μmol/L、模板DNA 1.0 ng/μl和1 U Taq DNA聚合酶.相应的扩增程序为:94 ℃预变性3 min;94 ℃变性45 s,37 ℃复性60 s,72 ℃延伸120 s,循环45次;72 ℃延伸10 min,4 ℃结束.
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